SSC CPO 2019 PYQ — Question 1

The correct answer is option 4 i.e. prosperity.

1. casualty- a person who is killed or injured in a war or an accident.
2. calamity- a terrible event that causes a lot of damage or harm.
3. misfortune- (an event, accident, etc. that brings) bad luck or disaster.
4. prosperity- the state of being successful, especially with money.

As the chosen option expresses the opposite meaning of the given word it will be correct.